Around the bright star Fomalhaut, astronomers spotted glowing clouds of debris left behind by colossal collisions between ...

The two biggest planets in our Solar System in one telescope view. And catastrophe is imminent. If Jupiter and Saturn suddenly were on a collision course, which of the two planets would emerge ...

NASA's Hubble Space Telescope has spotted fresh clues around a nearby star that strengthen the case that an object previously seen there was not a planet but an enormous space crash. A team of ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new simulations show. By Katherine Kornei If our species manages to hang on ...